| A | B |
| arithmetic | a sequence in which the difference between any two consecutive terms is the same (adding the same number to each term) |
| geometric | a sequnce of numbers in which you can find the next term by multiplying the previous term by the same number |
| prime number | a whole number greater than 1 that has exactly two factors, 1 and itself |
| greatest common factor (gcf) | the greatest number, factor, that can divide in two or more numbers equally |
| ratio | a comparison of two numbers, ex 3:4, 3 to 4 |
| least common multiple (lcm) | the smallest common number, multiple, of two or more numbers once the numbers are multiplied by a whole number |
| composite number | any whole number greater than 1 that has more than two factors |
| percent | a ratio that compares a number to 100 |
| least common denominator (lcd) | the least common multiple of the denominators of two or more fractions |